BOOM BOX , SPEAKER BAG , WITH REAL SPEAKERS , WORKS WITH ANY , IPHONE, IPOD OR ANDROID , WORKS WITH ANT DIVICE WITH A HEADPHONE JACK "BOOM BOX" SPEAKER BAG REALLY WORKS STEREO SOUND SPEAKERS CARRY BAG , AND BACK BACK DUAL USE COMES WITH MINI POWER AMP WORKS ON ANY IPHON /IPOD /ANDROID , OR ANY DEVICE WITH A HEADPHONE JACK